There are no other known problems in that area and even that particular
problem would freeze the app, not missing values. Can you try version 4.1.5?
Paulo
----- Original Message -----
From: "Jty" <jason_ty...@hotmail.com>
To: <itext-questions@lists.sourceforge.net>
Sent: Tuesday, November 17, 2009 5:38 PM
Subject: Re: [iText-questions] Could not find XObject named '%s'. Browser
locks up.
i compiled the new OrderedTree.cs in my solution. i'm sorry to say this did
not resolve my issue.
Paulo, do you plan any mulit-threading augmentations/fixes in very near
future?
thanks,
Jason
Jty wrote:
>
> Paulo,
>
> that would be fine. i'll provide you with feedback on your changes too.
>
> you can send me the file(s) with the changes to ja...@seasweb.net
>
> thanks,
> Jason
>
>
> Paulo Soares-3 wrote:
>>
>> You'll have to try the fix yourself in your environment, you can get the
>> code and compile it yourself from the SVN. Release dates is with Bruno.
>>
>> Paulo
>>
>> ----- Original Message -----
>> From: "Jty" <jason_ty...@hotmail.com>
>> To: <itext-questions@lists.sourceforge.net>
>> Sent: Sunday, November 15, 2009 2:18 AM
>> Subject: Re: [iText-questions] Could not find XObject named '%s'. Browser
>> locks up.
>>
>>
>>
>> one more thing i want to add - the same outputted PDFs for printing that
>> are
>> problematic when served up to the browser open just fine when opened
>> directly by Reader or Acrobat.
>>
>> Paulo,
>>
>> what is the likelihood my problem is the issue you just fixed, and if so
>> when do you expect it's release to be available?
>>
>> thanks,
>>
>> Jason
>>
>>
>> Paulo Soares-3 wrote:
>>>
>>> It's funny that I've just commited a change in the SVN to fix a
>>> multi-threading issue.
>>>
>>> Paulo
>>>
>>> ----- Original Message -----
>>> From: "Jty" <jason_ty...@hotmail.com>
>>> To: <itext-questions@lists.sourceforge.net>
>>> Sent: Friday, November 13, 2009 10:53 PM
>>> Subject: [iText-questions] Could not find XObject named '%s'. Browser
>>> locks
>>> up.
>>>
>>>
>>>
>>> i have a webapp that teachers use to fill out forms for special
>>> education.
>>>
>>> i just started using iTextSharp (latest v.) to take a data entry PDF and
>>> it's data via FDF, and render it into a completely new PDF containing
>>> just
>>> the original PDFs image. i do this to ensure i get the smallest file
>>> size
>>> possible when printing.
>>>
>>> i have an intermittent error that appears when the new printed PDF is
>>> served
>>> up to the browser. i get:
>>> "There was an error processing a page. Could not find XObject named
>>> '%s'."
>>> this ultimately locks up my browser.
>>>
>>> strangely enough, all signs point to this being a usage/load issue as it
>>> only happens to the PDFs that alot of users are interfacing with
>>> simultaneously.
>>>
>>> i'm not sure if its my code (see below) or the forms themselves (see
>>> attached). i find it interesting that i can not produce the error late
>>> at
>>> night when the server usage is down. also on a separate test server,
>>> using
>>> the same code, same PDFs, and zero usage everything works great!
>>>
>>> i appreciate any advice/insight anyone can provide.
>>>
>>> Jason
>>>
>>> Code:
>>>
>>> Private Sub OutputForm()
>>> Dim iTextReader As PdfReader
>>> Dim iTextStamper As PdfStamper
>>> Dim iTextWriter As PdfWriter
>>> Dim iTextDoc As Document
>>> Dim iTextImage As Image
>>> Dim iTextPage As PdfImportedPage
>>> Dim iTextFDF As FdfReader
>>> Dim memStm As New MemoryStream
>>> Dim iPage As Integer
>>> Dim sValue As String
>>> Dim htFields As New Hashtable
>>> Dim enField As IDictionaryEnumerator
>>>
>>> Try
>>> Dim sPDF As String = "C:\Form1.pdf"
>>>
>>> 'Read PDF & FDF into memory
>>> iTextReader = New PdfReader(sPDF)
>>> iTextFDF = New FdfReader(sPDF.Replace(".pdf", ".fdf"))
>>> iTextStamper = New PdfStamper(iTextReader, memStm)
>>> iTextReader.Close()
>>>
>>> 'Field Code
>>> htFields = iTextFDF.Fields
>>> enField = htFields.GetEnumerator
>>> While enField.MoveNext
>>> sValue = iTextFDF.GetFieldValue(enField.Key.ToString)
>>> If sValue.Length > 0 Then
>>>
>>> iTextStamper.AcroFields.SetField(enField.Key.ToString,
>>> sValue)
>>> End If
>>> End While
>>> iTextStamper.FormFlattening = True
>>> iTextStamper.Close()
>>>
>>> 'Create/Open Writer
>>> http://old.nabble.com/file/p26344825/Form1.pdf Form1.pdf
>>> http://old.nabble.com/file/p26344825/Form1.fdf Form1.fdf
>>> iTextReader = New PdfReader(memStm.ToArray)
>>> iTextDoc = New
>>> Document(IIf(iTextReader.GetPageSize(1).Height
>>> <
>>> iTextReader.GetPageSize(1).Width, iTextReader.GetPageSize(1).Rotate,
>>> iTextReader.GetPageSize(1)), 0, 0, 0, 0)
>>> iTextWriter = PdfWriter.GetInstance(iTextDoc, New
>>> FileStream("c:\Output.pdf", FileMode.Create))
>>> iTextWriter.SetFullCompression()
>>> iTextDoc.Open()
>>>
>>> 'Copy each page from Reader to Writer as image
>>> For iPage = 1 To iTextReader.NumberOfPages
>>> iTextPage = iTextWriter.GetImportedPage(iTextReader,
>>> iPage)
>>> iTextImage = Image.GetInstance(iTextPage)
>>> If iTextReader.GetPageSize(iPage).Height <
>>> iTextReader.GetPageSize(iPage).Width Then
>>> iTextImage.RotationDegrees = 90
>>> End If
>>> iTextDoc.Add(iTextImage)
>>> Next
>>> iTextDoc.Close()
>>>
>>> Catch ex As Exception
>>> System.Diagnostics.EventLog.WriteEntry("iText", ex.Source &
>>> "
>>> "
>>> & ex.Message & " " & ex.StackTrace)
>>> Finally
>>> iTextReader = Nothing
>>> iTextStamper = Nothing
>>> iTextWriter = Nothing
>>> iTextDoc = Nothing
>>> iTextImage = Nothing
>>> iTextPage = Nothing
>>> iTextFDF = Nothing
>>> memStm.Flush()
>>> memStm = Nothing
>>> htFields = Nothing
>>> End Try
>>> End Sub
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